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Cisco Maintaining Cisco Service Provider Quality of Service (MSPQS) Sample Questions:

1. Refer to the exhibit.

The service provider uses a three-class service provider QoS model (real-time, critical, best effort). The provider receives reports from a customer about poor quality on their multimedia conferences. The provider recently updated their profiles to include multimedia conferencing (af41) to their real-time class, which includes voice (ef). What are the two most likely causes of this problem? (Choose two.)

A) The SP-CRITICAL-DATA class should not use random detect for multimedia traffic.
B) The class map for SP-REALTIME does not include the DSCP values for multimedia conferences and voice traffic.
C) The MPLS experimental 3 is in the SP-CRITICAL-DATA class, not the SP_REALTIME class.
D) The SP-REALTIME class should include mpls experimental 4, not 5.
E) Multimedia conferencing is included in the SP-CRITICAL-DATA class.

2. Refer to the exhibit.

Which two statements about the SP-REALTIME traffic class are true? (Choose two.)

A) The priority configuration command is missing the maximum guaranteed bandwidth rate.
B) Traffic is policed to 35 percent of the interface bandwidth.
C) Traffic is queued using LLQ.
D) Traffic conforming to the police rate will be transmitted and all the markings on the packets will be cleared.
E) The police configuration command is missing the violate-action option.

3. Which two items can be obtained from the CISCO-NETFLOW-MIB? (Choose two.)

A) signal-to-noise ratio
B) CEF tables
C) cache configuration
D) protocol statistics
E) buffer hits

4. What are the benefits of using differentiated services in the service provider backbone? (Choose two.)

A) less bandwidth required to achieve the same SLA
B) overprovision by two times the maximum aggregate
C) simple, easy to design, deploy, and operate
D) more aggregate traffic supported

5. When the RFC 3270 Short Pipe mode is used, the PHB at the egress router is based on which of these?

A) The Differentiated Services Field value in the IP packet header.
B) The MPLS VPN label EXP value.
C) The topmost MPLS label EXP value.
D) The packet is re-evaluated, remarked, and the PHB is based on this new marking.

Solutions: